Graph the polar equation.r = -4 cos ?
A. 
B. 
C. 
D. 
Answer: A
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Find the assessed value for the property.Fair market value:$87,000Rate of assessment:80%
A. $69,600 B. $34,800 C. $696,000 D. $17,400
Provide an appropriate response.Give the number of solutions for 
> k if k < 0.
A. 2 B. An infinite number C. 0 D. 1
Use the simplex method to solve the linear programming problem.Maximizez = 4x1 + 2x2subject to:x1 + 5x2 ? 14 2x1 + 3x2 ? 12withx1 ? 0, x2 ? 0
A. Maximum is 56 when x1 = 14, x2 = 0 B. Maximum is 24 when x1 = 6, x2 = 0 C. Maximum is 12 when x1 = 6, x2 = 0 D. Maximum is 14.6 when x1 = 2.5, x2 = 2.3
Solve the problem.In flying the 76 miles from Champaign to Peoria, a student pilot sets a heading that is 11° off course and maintains an average speed of 112 miles per hour. After 15 minutes, the instructor notices the course error and tells the student to correct his heading. Through what angle will the plane move to correct the heading and how many miles away is Peoria when the plane turns?
A. 162.7°; 48.81 mi B. 17.3°; 66.87 mi C. 17.3°; 48.81 mi D. 162.7°; 66.87 mi